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De Wendel et Cie SA
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De Wendel et Cie SA
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Application filed by De Wendel et Cie SAfiledCriticalDe Wendel et Cie SA
Priority to FR868137ApriorityCriticalpatent/FR1302541A/fr
Application grantedgrantedCritical
Publication of FR1302541ApublicationCriticalpatent/FR1302541A/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
F16L13/02—Welded joints
F16L13/0254—Welded joints the pipes having an internal or external coating
F16L13/0263—Welded joints the pipes having an internal or external coating having an internal coating
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Engineering & Computer Science
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General Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR868137A1961-07-171961-07-17Procédé et dispositif pour l'assemblage de tubes par soudage
ExpiredFR1302541A
(fr)